mitk::ImageDataItem::ImageDataItem(const mitk::ImageDescriptor::Pointer desc, void *data, bool manageMemory)
: m_Data((unsigned char*)data), m_ManageMemory(manageMemory), m_VtkImageData(NULL), m_Offset(0), m_IsComplete(false), m_Size(0)
{
m_PixelType = new mitk::PixelType(desc->GetChannelDescriptor(0).GetPixelType());
// compute size
const unsigned int *dimensions = desc->GetDimensions();
m_Dimension = desc->GetNumberOfDimensions();
for( unsigned int i=0; i<m_Dimension; i++)
m_Dimensions[i] = dimensions[i];
this->ComputeItemSize(m_Dimensions, m_Dimension );
if(m_Data == NULL)
{
m_Data = mitk::MemoryUtilities::AllocateElements<unsigned char>( m_Size );
m_ManageMemory = true;
}
m_ReferenceCountLock.Lock();
m_ReferenceCount = 0;
m_ReferenceCountLock.Unlock();
}
mitk::ImageDataItem::ImageDataItem(const ImageDataItem& aParent, const mitk::ImageDescriptor::Pointer desc, unsigned int dimension, void *data, bool manageMemory, size_t offset) :
m_Data(NULL), m_ManageMemory(false), m_VtkImageData(NULL), m_Offset(offset), m_IsComplete(false), m_Size(0),
m_Parent(&aParent)
{
m_PixelType = new mitk::PixelType(aParent.GetPixelType());
m_Data = static_cast<unsigned char*>(aParent.GetData())+offset;
// compute size
const unsigned int *dims = desc->GetDimensions();
m_Dimension = dimension;
for( unsigned int i=0; i<dimension; i++)
m_Dimensions[i] = desc->GetDimensions()[i];
this->ComputeItemSize(m_Dimensions,dimension);
if(data != NULL)
{
memcpy(m_Data, data, m_Size);
if(manageMemory)
{
delete [] (unsigned char*) data;
}
}
m_ReferenceCountLock.Lock();
m_ReferenceCount = 0;
m_ReferenceCountLock.Unlock();
}
static mitkIpPicDescriptor * CastToIpPicDescriptor(mitk::Image::Pointer refImg,
mitk::ImageWriteAccessor *imageAccess,
mitkIpPicDescriptor *picDesc)
{
const mitk::ImageDescriptor::Pointer imDesc = refImg->GetImageDescriptor();
// initialize dimension information
for (unsigned int i = 0; i < 8; i++)
{
picDesc->n[i] = 1;
}
// set dimension information
picDesc->dim = refImg->GetDimension();
memcpy(picDesc->n, imDesc->GetDimensions(), picDesc->dim * sizeof(unsigned int));
picDesc->type = ::CastToIpPicType(refImg->GetPixelType().GetComponentType());
picDesc->bpe = refImg->GetPixelType().GetBpe();
if (imageAccess != nullptr)
{
picDesc->data = imageAccess->GetData();
}
return picDesc;
}
void mitk::Image::Initialize(const mitk::ImageDescriptor::Pointer inDesc)
{
// store the descriptor
this->m_ImageDescriptor = inDesc;
// initialize image
this->Initialize( inDesc->GetChannelDescriptor(0).GetPixelType(), inDesc->GetNumberOfDimensions(), inDesc->GetDimensions(), 1 );
}
mitkIpPicDescriptor* mitk::CastToIpPicDescriptor(mitk::Image::Pointer refImg, mitkIpPicDescriptor* picDesc)
{
const mitk::ImageDescriptor::Pointer imDesc = refImg->GetImageDescriptor();
// initialize dimension information
for (unsigned int i=0; i<8; i++)
{
picDesc->n[i] = 1;
}
// set dimension information
picDesc->dim = refImg->GetDimension();
memcpy( picDesc->n, imDesc->GetDimensions(), picDesc->dim * sizeof(unsigned int) );
picDesc->type = CastToIpPicType( refImg->GetPixelType().GetTypeId() );
picDesc->bpe = refImg->GetPixelType().GetBpe();
picDesc->data = refImg->GetData();
return picDesc;
}